public void SwitchScene(string scene) { if (scene.Equals("calibration") && s.Equals(GameState.INTRO)) { introElement.SetActive(false); calibrationElement.SetActive(true); calibrator.calibrate(); s = GameState.CALIBRATION; } if (scene.Equals("play") && s.Equals(GameState.CALIBRATION)) { Debug.Log("Manager Setting play mode.."); introElement.SetActive(false); calibrationElement.SetActive(false); calibrator.endCalibration(); s = GameState.PLAY; } if (scene.Equals("reset") && s.Equals(GameState.PLAY)) { introElement.SetActive(true); calibrationElement.SetActive(false); s = GameState.INTRO; } }
//------------------------------------------------------------------------- public override CurrencyAmount parallelCs01(ResolvedCdsTrade trade, IList <ResolvedCdsTrade> bucketCds, CreditRatesProvider ratesProvider, ReferenceData refData) { checkCdsBucket(trade, bucketCds); ResolvedCds product = trade.Product; Currency currency = product.Currency; StandardId legalEntityId = product.LegalEntityId; LocalDate valuationDate = ratesProvider.ValuationDate; ImmutableCreditRatesProvider immutableRatesProvider = ratesProvider.toImmutableCreditRatesProvider(); int nBucket = bucketCds.Count; DoubleArray impSp = impliedSpread(bucketCds, ratesProvider, refData); NodalCurve creditCurveBase = Calibrator.calibrate(bucketCds, impSp, DoubleArray.filled(nBucket), CurveName.of("baseImpliedCreditCurve"), valuationDate, ratesProvider.discountFactors(currency), ratesProvider.recoveryRates(legalEntityId), refData); Pair <StandardId, Currency> lePair = Pair.of(legalEntityId, currency); IsdaCreditDiscountFactors df = IsdaCreditDiscountFactors.of(currency, valuationDate, creditCurveBase); CreditRatesProvider ratesProviderBase = immutableRatesProvider.toBuilder().creditCurves(ImmutableMap.of(lePair, LegalEntitySurvivalProbabilities.of(legalEntityId, df))).build(); CurrencyAmount pvBase = Pricer.presentValueOnSettle(trade, ratesProviderBase, PriceType.DIRTY, refData); DoubleArray bumpedSp = DoubleArray.of(nBucket, i => impSp.get(i) + bumpAmount); NodalCurve creditCurveBump = Calibrator.calibrate(bucketCds, bumpedSp, DoubleArray.filled(nBucket), CurveName.of("bumpedImpliedCreditCurve"), valuationDate, ratesProvider.discountFactors(currency), ratesProvider.recoveryRates(legalEntityId), refData); IsdaCreditDiscountFactors dfBump = IsdaCreditDiscountFactors.of(currency, valuationDate, creditCurveBump); CreditRatesProvider ratesProviderBump = immutableRatesProvider.toBuilder().creditCurves(ImmutableMap.of(lePair, LegalEntitySurvivalProbabilities.of(legalEntityId, dfBump))).build(); CurrencyAmount pvBumped = Pricer.presentValueOnSettle(trade, ratesProviderBump, PriceType.DIRTY, refData); return(CurrencyAmount.of(currency, (pvBumped.Amount - pvBase.Amount) / bumpAmount)); }
internal override DoubleArray computedBucketedCs01(ResolvedCdsTrade trade, IList <ResolvedCdsTrade> bucketCds, CreditRatesProvider ratesProvider, ReferenceData refData) { checkCdsBucket(trade, bucketCds); ResolvedCds product = trade.Product; Currency currency = product.Currency; StandardId legalEntityId = product.LegalEntityId; LocalDate valuationDate = ratesProvider.ValuationDate; ImmutableCreditRatesProvider immutableRatesProvider = ratesProvider.toImmutableCreditRatesProvider(); int nBucket = bucketCds.Count; double[] res = new double[nBucket]; DoubleArray impSp = impliedSpread(bucketCds, ratesProvider, refData); NodalCurve creditCurveBase = Calibrator.calibrate(bucketCds, impSp, DoubleArray.filled(nBucket), CurveName.of("baseImpliedCreditCurve"), valuationDate, ratesProvider.discountFactors(currency), ratesProvider.recoveryRates(legalEntityId), refData); Pair <StandardId, Currency> lePair = Pair.of(legalEntityId, currency); IsdaCreditDiscountFactors df = IsdaCreditDiscountFactors.of(currency, valuationDate, creditCurveBase); CreditRatesProvider ratesProviderBase = immutableRatesProvider.toBuilder().creditCurves(ImmutableMap.of(lePair, LegalEntitySurvivalProbabilities.of(legalEntityId, df))).build(); double pvBase = Pricer.presentValueOnSettle(trade, ratesProviderBase, PriceType.DIRTY, refData).Amount; for (int i = 0; i < nBucket; ++i) { double[] bumpedSp = impSp.toArray(); bumpedSp[i] += bumpAmount; NodalCurve creditCurveBump = Calibrator.calibrate(bucketCds, DoubleArray.ofUnsafe(bumpedSp), DoubleArray.filled(nBucket), CurveName.of("bumpedImpliedCreditCurve"), valuationDate, ratesProvider.discountFactors(currency), ratesProvider.recoveryRates(legalEntityId), refData); IsdaCreditDiscountFactors dfBump = IsdaCreditDiscountFactors.of(currency, valuationDate, creditCurveBump); CreditRatesProvider ratesProviderBump = immutableRatesProvider.toBuilder().creditCurves(ImmutableMap.of(lePair, LegalEntitySurvivalProbabilities.of(legalEntityId, dfBump))).build(); double pvBumped = Pricer.presentValueOnSettle(trade, ratesProviderBump, PriceType.DIRTY, refData).Amount; res[i] = (pvBumped - pvBase) / bumpAmount; } return(DoubleArray.ofUnsafe(res)); }
internal override DoubleArray computedBucketedCs01(ResolvedCdsTrade trade, IList <ResolvedCdsTrade> bucketCds, CreditRatesProvider ratesProvider, ReferenceData refData) { checkCdsBucket(trade, bucketCds); ResolvedCds product = trade.Product; Currency currency = product.Currency; StandardId legalEntityId = product.LegalEntityId; LocalDate valuationDate = ratesProvider.ValuationDate; int nBucket = bucketCds.Count; DoubleArray impSp = impliedSpread(bucketCds, ratesProvider, refData); NodalCurve creditCurveBase = Calibrator.calibrate(bucketCds, impSp, DoubleArray.filled(nBucket), CurveName.of("baseImpliedCreditCurve"), valuationDate, ratesProvider.discountFactors(currency), ratesProvider.recoveryRates(legalEntityId), refData); IsdaCreditDiscountFactors df = IsdaCreditDiscountFactors.of(currency, valuationDate, creditCurveBase); CreditRatesProvider ratesProviderBase = ratesProvider.toImmutableCreditRatesProvider().toBuilder().creditCurves(ImmutableMap.of(Pair.of(legalEntityId, currency), LegalEntitySurvivalProbabilities.of(legalEntityId, df))).build(); double[][] res = new double[nBucket][]; PointSensitivities pointPv = Pricer.presentValueOnSettleSensitivity(trade, ratesProviderBase, refData); DoubleArray vLambda = ratesProviderBase.singleCreditCurveParameterSensitivity(pointPv, legalEntityId, currency).Sensitivity; for (int i = 0; i < nBucket; i++) { PointSensitivities pointSp = Pricer.parSpreadSensitivity(bucketCds[i], ratesProviderBase, refData); res[i] = ratesProviderBase.singleCreditCurveParameterSensitivity(pointSp, legalEntityId, currency).Sensitivity.toArray(); } DoubleMatrix jacT = MATRIX_ALGEBRA.getTranspose(DoubleMatrix.ofUnsafe(res)); LUDecompositionResult luRes = DECOMPOSITION.apply(jacT); DoubleArray vS = luRes.solve(vLambda); return(vS); }